JPS6247180Y2 - - Google Patents
Info
- Publication number
- JPS6247180Y2 JPS6247180Y2 JP10249581U JP10249581U JPS6247180Y2 JP S6247180 Y2 JPS6247180 Y2 JP S6247180Y2 JP 10249581 U JP10249581 U JP 10249581U JP 10249581 U JP10249581 U JP 10249581U JP S6247180 Y2 JPS6247180 Y2 JP S6247180Y2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- leakage current
- operation display
- lightning arrester
- display device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical group [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 28
- 239000011787 zinc oxide Substances 0.000 claims description 14
- 239000003990 capacitor Substances 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 9
- 230000001681 protective effect Effects 0.000 description 6
- 230000002265 prevention Effects 0.000 description 5
- 230000007423 decrease Effects 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Landscapes
- Thermistors And Varistors (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10249581U JPS588889U (ja) | 1981-07-10 | 1981-07-10 | 避雷器動作表示装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10249581U JPS588889U (ja) | 1981-07-10 | 1981-07-10 | 避雷器動作表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS588889U JPS588889U (ja) | 1983-01-20 |
JPS6247180Y2 true JPS6247180Y2 (enrdf_load_stackoverflow) | 1987-12-25 |
Family
ID=29897138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10249581U Granted JPS588889U (ja) | 1981-07-10 | 1981-07-10 | 避雷器動作表示装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS588889U (enrdf_load_stackoverflow) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5618817B2 (ja) * | 2010-12-27 | 2014-11-05 | 株式会社東芝 | 放電度数計 |
-
1981
- 1981-07-10 JP JP10249581U patent/JPS588889U/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS588889U (ja) | 1983-01-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4571656A (en) | Electrical circuit for protection against surge overvoltage of transients | |
US7457093B2 (en) | Protection and indication apparatus | |
CA1173492A (en) | Gapless discharge counter for lightning arresters | |
Harnden et al. | Metal-oxide varistor: a new way to suppress transients | |
CA1142580A (en) | Protective circuit for zinc oxide varistors | |
JPS6247180Y2 (enrdf_load_stackoverflow) | ||
JPH04308678A (ja) | 雷サージ保護装置 | |
JPH11258281A (ja) | 放電計数器 | |
RU2337449C1 (ru) | Устройство защиты оборудования от перенапряжений | |
US4112418A (en) | Lightning current responsive alarm | |
JPH0145812B2 (enrdf_load_stackoverflow) | ||
JPH0331025Y2 (enrdf_load_stackoverflow) | ||
JPS6348124A (ja) | 雷サ−ジ保護装置 | |
Rabde | Metal oxide varistors as surge suppressors | |
JP2519538Y2 (ja) | 避雷器の動作回数表示装置 | |
RU207848U1 (ru) | Устройство защиты оборудования от импульсных перенапряжений комбинированного типа | |
JPH0132312Y2 (enrdf_load_stackoverflow) | ||
RU194140U1 (ru) | Устройство защиты оборудования от импульсных перенапряжений | |
JPS598422Y2 (ja) | サ−ジ吸収回路 | |
JP2597729Y2 (ja) | サージノイズ吸収器 | |
SU352601A1 (ru) | Разр дник дл защиты от перенапр -жЕНий ВыСОКВОльТНыХ элЕКТРичЕСКиХуСТАНОВОК пОСТО ННОгО TOKA | |
JPH0419950Y2 (enrdf_load_stackoverflow) | ||
JPS6024655B2 (ja) | サ−ジ吸収器 | |
JPS61110985A (ja) | サ−ジ吸収器 | |
JP5618817B2 (ja) | 放電度数計 |